package jdbc;

import java.sql.Connection;
import java.sql.SQLException;
import java.sql.Statement;

public class JDBCDemo4 {
    public static void main(String[] args) {
        try(Connection connection = DBUtil.getConnection()){
            Statement statement = connection.createStatement();
            String sql = "DELETE FROM userinfo "+
                         "WHERE username = 'admin'";
            int num = statement.executeUpdate(sql);
            if(num > 0){
                System.out.println("删除成功");
            }else{
                System.out.println("删除失败");
            }
        }catch (SQLException e){
            e.printStackTrace();
        }
    }
}
